Shown below is activity for one of the products of Denver Office Equipment:

Please explain your answer. Thank you :)

January 1 balance, 660 units @ $55$36,300

Purchases:

January 10: 660 units @ $60

January 20: 1,180 units @ $65

Sales:

January 12: 1,000 units

January 28: 800 units

Required:

Compute the January 31 ending inventory and cost of goods sold for January, assuming Denver uses LIFO and a perpetual inventory system.

ENDING INVENTORY=????

GOST OF GOOD SOLD=???